Answer:
B)
Step-by-step explanation:
A rational number is a number that can be written as a fraction a/b where a and b are integers. Rational numbers are written as decimals also have a finite number of decimals or an infinite number of decimals with a certain pattern.
In this case, option B is also equal to 3.4444...., so it has an infinite number of decimals but all of them are 4. Then, this is a rational number.
So, the answer is B)